function hide_nav() {
  $$('#nav li').each(function(item) { item.hide(); });
  $$('#header h1').first().hide();
}

function show_nav() {
  //alert("inside shownav");
  $$('#nav li').each(function(item) { item.show(); });
  $$('#header h1').first().show();
}

function createCookie(name,value,days) {
	if (days) {
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	document.cookie = name+"="+value+";expires=0; path=/";
}

function readCookie(name) {
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++) {
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
}


function switchRegion(selectedRegion) {

  switch(selectedRegion) {
    case "us" :
      window.location = "http://seafolly.com/?redirected=true";
      break;
    case "au" :
      document.getElementById('regions').options[0].selected=true;
      break;
    case "nz" :
      document.getElementById('regions').options[2].selected=true;
      break;
    case "uk" :
      document.getElementById('regions').options[3].selected=true;
      window.location = "http://seafolly.com/?redirected=true";
      break;
    case "as" :
      document.getElementById('regions').options[4].selected=true;
      window.location = "http://seafolly.com/?redirected=true";
      break;
  }
}

function updateRegion() {
  var selectedRegion = document.getElementById("regions").value;

  createCookie("region",selectedRegion,"0");

  switchRegion(selectedRegion);

}

function initRegions() {
    var x = readCookie('region');
    if(x){
      switchRegion(x);
    }
}


var bgArray = new Array();
bgArray[0] = "/assets/background01.jpg";
bgArray[1] = "/assets/background02.jpg";
bgArray[2] = "/assets/background03.jpg";
bgArray[3] = "/assets/background04.jpg";
bgArray[4] = "/assets/background05.jpg";
bgArray[5] = "/assets/background06.jpg";


function setRandomBackground() {

  if (document.body) {
    var randNum = Math.floor(Math.random()*6);
    $('online-store-menu').setStyle({
      'backgroundImage': 'url(' + bgArray[randNum] + ')'
    });
    
  }
}